A.their no trouble period
B.their freely trouble period
C.its free trouble life
D.its trouble-free life
您可能感興趣的試卷
你可能感興趣的試題
A.compressed air
B.electricity
C.hydraulic oil
D.compressing air
A.stop valves
B.interlocks
C.non-return valves
D.air vents
A.drain cocks
B.vent valves
C.counteracts
D.interlocks
A.the cooling water
B.the circulating water
C.the cooler
D.the cooling water space
A.the circulating tank
B.the scavenge box
C.the cooling water space
D.the cooler
最新試題
Diesel engine control can be obtained by the bridge （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
What is the function of the thrust bearing?（）
A thrust bearing is used with a propulsion diesel engine to （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
In using reduction gears to obtain efficient propeller speeds, （）.
The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.
When would the available energy of the exhaust gases of a two-stroke/cycle diesel engine be insufficient to drive an exhaust gas turbocharger, resulting in the incorrect amount of air for combustion?（）
The function of diesel engine piston compression rings is to （）.